Jakob Stoklund Olesen [Wed, 18 Aug 2010 19:00:05 +0000 (19:00 +0000)]
Add df_iterator::getPathLength and getPath as a way of getting a path from the
entry node to the current node.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111392
91177308-0d34-0410-b5e6-
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Daniel Dunbar [Wed, 18 Aug 2010 18:43:08 +0000 (18:43 +0000)]
Revert r111375, "move gep decomposition out of ValueTracking into BasicAA. The
form of", it doesn't pass tests.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111385
91177308-0d34-0410-b5e6-
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Bill Wendling [Wed, 18 Aug 2010 18:41:13 +0000 (18:41 +0000)]
Improve whitespace.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111384
91177308-0d34-0410-b5e6-
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Bill Wendling [Wed, 18 Aug 2010 18:40:57 +0000 (18:40 +0000)]
Marked with ATTRIBUTE_USED so that clang doesn't complain.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111383
91177308-0d34-0410-b5e6-
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Owen Anderson [Wed, 18 Aug 2010 18:39:01 +0000 (18:39 +0000)]
Inform LazyValueInfo whenever a block is deleted, to avoid dangling pointer issues.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111382
91177308-0d34-0410-b5e6-
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Daniel Dunbar [Wed, 18 Aug 2010 18:22:37 +0000 (18:22 +0000)]
MC/ELF: Allow null values in virtual sections, ELF doesn't use special
directives for putting contents in .bss, for example.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111376
91177308-0d34-0410-b5e6-
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Chris Lattner [Wed, 18 Aug 2010 18:22:17 +0000 (18:22 +0000)]
move gep decomposition out of ValueTracking into BasicAA. The form of
decomposition that it is doing is very basicaa specific and is only used
by basicaa.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111375
91177308-0d34-0410-b5e6-
96231b3b80d8
Jim Grosbach [Wed, 18 Aug 2010 17:57:37 +0000 (17:57 +0000)]
Add hook for re-using virtual base registers for local stack slot access.
Nothing fancy, just ask the target if any currently available base reg
is in range for the instruction under consideration and use the first one
that is. Placeholder ARM implementation simply returns false for now.
ongoing saga of rdar://
8277890
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111374
91177308-0d34-0410-b5e6-
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Dan Gohman [Wed, 18 Aug 2010 17:55:15 +0000 (17:55 +0000)]
Eliminate some redundancy by relying on raw_fd_ostream to handle "-"
properly.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111373
91177308-0d34-0410-b5e6-
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Dan Gohman [Wed, 18 Aug 2010 17:42:59 +0000 (17:42 +0000)]
Allow the -analyze option to follow the -o option, which defaults to
standard output, instead of just hardcoding outs().
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111372
91177308-0d34-0410-b5e6-
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Dan Gohman [Wed, 18 Aug 2010 17:40:10 +0000 (17:40 +0000)]
Don't translate "-" to outs() manually; raw_ostream does that automatically.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111371
91177308-0d34-0410-b5e6-
96231b3b80d8
Dan Gohman [Wed, 18 Aug 2010 17:26:50 +0000 (17:26 +0000)]
Don't translate "-" to outs() manually; raw_ostream does that
automatically.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111370
91177308-0d34-0410-b5e6-
96231b3b80d8
Dan Gohman [Wed, 18 Aug 2010 17:21:42 +0000 (17:21 +0000)]
Don't register stdout to be deleted on a signal.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111368
91177308-0d34-0410-b5e6-
96231b3b80d8
Dan Gohman [Wed, 18 Aug 2010 17:20:51 +0000 (17:20 +0000)]
Remove an unused command-line option.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111367
91177308-0d34-0410-b5e6-
96231b3b80d8
Jakob Stoklund Olesen [Wed, 18 Aug 2010 16:09:47 +0000 (16:09 +0000)]
Preserve subregs on PHI source operands. Patch by Krister Wombell!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111366
91177308-0d34-0410-b5e6-
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Kalle Raiskila [Wed, 18 Aug 2010 10:20:29 +0000 (10:20 +0000)]
Fix a bug with insertelement on SPU.
The previous algorithm in LowerVECTOR_SHUFFLE
didn't check all requirements for "monotonic" shuffles.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111361
91177308-0d34-0410-b5e6-
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Kalle Raiskila [Wed, 18 Aug 2010 10:04:39 +0000 (10:04 +0000)]
Remove all traces of v2[i,f]32 on SPU.
The "half vectors" are now widened to full size by the legalizer.
The only exception is in parameter passing, where half vectors are
expanded. This causes changes to some dejagnu tests.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111360
91177308-0d34-0410-b5e6-
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Kalle Raiskila [Wed, 18 Aug 2010 09:50:30 +0000 (09:50 +0000)]
Change SPU C calling convention to match that described in
"SPU Application Binary Interface Specification, v1.9" by
IBM.
Specifically: use r3-r74 to pass parameters and the return value.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111358
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Wed, 18 Aug 2010 04:55:12 +0000 (04:55 +0000)]
fix a buggy test
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111354
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Wed, 18 Aug 2010 04:28:19 +0000 (04:28 +0000)]
fix PR7589: In brief:
gep P, (zext x) != gep P, (sext x)
DecomposeGEPExpression was getting this wrong, confusing
basicaa.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111352
91177308-0d34-0410-b5e6-
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Chris Lattner [Wed, 18 Aug 2010 04:25:43 +0000 (04:25 +0000)]
filecheckize and detrivialize.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111350
91177308-0d34-0410-b5e6-
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Chris Lattner [Wed, 18 Aug 2010 03:14:36 +0000 (03:14 +0000)]
Fix PR7755: knowing something about an inval for a pred
from the LHS should disable reconsidering that pred on the
RHS. However, knowing something about the pred on the RHS
shouldn't disable subsequent additions on the RHS from
happening.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111349
91177308-0d34-0410-b5e6-
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Chris Lattner [Wed, 18 Aug 2010 03:13:35 +0000 (03:13 +0000)]
fit in 80 cols
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111348
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Wed, 18 Aug 2010 02:42:11 +0000 (02:42 +0000)]
remove some dead code.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111345
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Wed, 18 Aug 2010 02:41:56 +0000 (02:41 +0000)]
remove some dead code.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111344
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Wed, 18 Aug 2010 02:40:44 +0000 (02:40 +0000)]
remove some code that is dead now that lea's are modeled with segment registers.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111343
91177308-0d34-0410-b5e6-
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Chris Lattner [Wed, 18 Aug 2010 02:37:06 +0000 (02:37 +0000)]
remove dead prototype.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111342
91177308-0d34-0410-b5e6-
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Bob Wilson [Wed, 18 Aug 2010 01:45:52 +0000 (01:45 +0000)]
Expand ZERO_EXTEND operations for NEON vector types.
Testcase from Nick Lewycky.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111341
91177308-0d34-0410-b5e6-
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Dan Gohman [Wed, 18 Aug 2010 01:35:53 +0000 (01:35 +0000)]
Fix the "Finished Creating" messages for aliases to print the
right name.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111340
91177308-0d34-0410-b5e6-
96231b3b80d8
Dan Gohman [Wed, 18 Aug 2010 01:34:52 +0000 (01:34 +0000)]
Revert r111321. This doesn't fix a problem.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111339
91177308-0d34-0410-b5e6-
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Chris Lattner [Wed, 18 Aug 2010 00:33:47 +0000 (00:33 +0000)]
stomp some more undefined behavior, PR7775.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111337
91177308-0d34-0410-b5e6-
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Chris Lattner [Wed, 18 Aug 2010 00:29:18 +0000 (00:29 +0000)]
don't emit zero bit fields with Emit, fixing undefined behavior,
PR7778
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111336
91177308-0d34-0410-b5e6-
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Chris Lattner [Wed, 18 Aug 2010 00:11:25 +0000 (00:11 +0000)]
Don't pass in a null pointer to std::string's ctor, an empty string
ref should produce an empty std::string. This fixes PR7879.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111332
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Tue, 17 Aug 2010 23:26:04 +0000 (23:26 +0000)]
fix a broken link
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111326
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Tue, 17 Aug 2010 23:22:10 +0000 (23:22 +0000)]
include config.h to get config params, hopefully unbreaking mingw builder.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111325
91177308-0d34-0410-b5e6-
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Chris Lattner [Tue, 17 Aug 2010 23:11:56 +0000 (23:11 +0000)]
Fix the rest of rdar://
8318441 which happens when a raw_fd_ostream
(e.g. errs()) fails in close() due to (e.g.) a broken pipe. As
previously written, the had_error() flag would get set and then
the raw_ostream dtor would report a fatal error. There is nothing
the client can do about this and we have no way to report the error,
so just eat it.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111321
91177308-0d34-0410-b5e6-
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Chris Lattner [Tue, 17 Aug 2010 23:03:53 +0000 (23:03 +0000)]
report_fatal_error can't use errs(), because errs() can call
into report_fatal_error. Just blast the string to stderr with write(2)
and hope for the best! Part of rdar://
8318441
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111320
91177308-0d34-0410-b5e6-
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Eric Christopher [Tue, 17 Aug 2010 22:55:27 +0000 (22:55 +0000)]
Temporarily revert r110987 as it's causing some miscompares in
vector heavy code. I'll re-enable when we've tracked down the problem.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111318
91177308-0d34-0410-b5e6-
96231b3b80d8
Dan Gohman [Tue, 17 Aug 2010 22:50:37 +0000 (22:50 +0000)]
Tweak IVUsers' concept of "interesting" to exclude add recurrences
where the step value is an induction variable from an outer loop, to
avoid trouble trying to re-expand such expressions. This effectively
hides such expressions from indvars and lsr, which prevents them
from getting into trouble.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111317
91177308-0d34-0410-b5e6-
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Jim Grosbach [Tue, 17 Aug 2010 22:41:55 +0000 (22:41 +0000)]
Add materialization of virtual base registers for frame indices allocated into
the local block. Resolve references to those indices to a new base register.
For simplification and testing purposes, a new virtual base register is
allocated for each frame index being resolved. The result is truly horrible,
but correct, code that's good for exercising the new code paths.
Next up is adding thumb1 support, which should be very simple. Following that
will be adding base register re-use and implementing a reasonable ARM
heuristic for when a virtual base register should be generated at all.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111315
91177308-0d34-0410-b5e6-
96231b3b80d8
Evan Cheng [Tue, 17 Aug 2010 22:35:20 +0000 (22:35 +0000)]
Add nounwind.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111312
91177308-0d34-0410-b5e6-
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Daniel Dunbar [Tue, 17 Aug 2010 22:32:39 +0000 (22:32 +0000)]
CrashRecovery: Clear the current context on the first crash, to avoid re-entering it if the cleanup code crashes.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111309
91177308-0d34-0410-b5e6-
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Daniel Dunbar [Tue, 17 Aug 2010 22:32:37 +0000 (22:32 +0000)]
CrashRecovery: Add CrashRecoveryContext::GetCurrent(), so clients can find the active context from anywhere.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111308
91177308-0d34-0410-b5e6-
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Daniel Dunbar [Tue, 17 Aug 2010 22:32:34 +0000 (22:32 +0000)]
CrashRecovery: Make CrashRecoveryContext static methods thread safe.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111307
91177308-0d34-0410-b5e6-
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Dale Johannesen [Tue, 17 Aug 2010 22:17:24 +0000 (22:17 +0000)]
Make fast scheduler handle asm clobbers correctly.
PR 7882. Follows suggestion by Amaury Pouly, thanks.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111306
91177308-0d34-0410-b5e6-
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Anton Korobeynikov [Tue, 17 Aug 2010 21:08:28 +0000 (21:08 +0000)]
Revert part of one of the prev. patches - tailjmp will follow later.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111291
91177308-0d34-0410-b5e6-
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Anton Korobeynikov [Tue, 17 Aug 2010 21:06:07 +0000 (21:06 +0000)]
More fixes for win64:
- Do not clobber al during variadic calls, this is AMD64 ABI-only feature
- Emit wincall64, where necessary
Patch by Cameron Esfahani!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111289
91177308-0d34-0410-b5e6-
96231b3b80d8
Anton Korobeynikov [Tue, 17 Aug 2010 21:06:01 +0000 (21:06 +0000)]
Enable more win64 calls folding opportunities.
Patch by Cameron Esfahani!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111288
91177308-0d34-0410-b5e6-
96231b3b80d8
Anton Korobeynikov [Tue, 17 Aug 2010 21:05:54 +0000 (21:05 +0000)]
Add some win64 coff goodness.
Patch by Cameron Esfahani!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111287
91177308-0d34-0410-b5e6-
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Evan Cheng [Tue, 17 Aug 2010 21:00:37 +0000 (21:00 +0000)]
PHI elimination shouldn't require machineloopinfo since it's used at -O0. Move the requirement to LiveIntervalAnalysis instead. Note this does not change the number of times machineloopinfo is computed.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111285
91177308-0d34-0410-b5e6-
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Evan Cheng [Tue, 17 Aug 2010 20:57:42 +0000 (20:57 +0000)]
Machine CSE preserves CFG. Pass manager was freeing machineloopinfo after machine cse before.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111281
91177308-0d34-0410-b5e6-
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Jakob Stoklund Olesen [Tue, 17 Aug 2010 20:39:04 +0000 (20:39 +0000)]
Don't call tablegen'ed Predicate_* functions in the ARM target.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111277
91177308-0d34-0410-b5e6-
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Jim Grosbach [Tue, 17 Aug 2010 20:21:30 +0000 (20:21 +0000)]
silence warning
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111274
91177308-0d34-0410-b5e6-
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Benjamin Kramer [Tue, 17 Aug 2010 19:45:05 +0000 (19:45 +0000)]
Remove dead code. Fixes a GCC warning.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111271
91177308-0d34-0410-b5e6-
96231b3b80d8
Anton Korobeynikov [Tue, 17 Aug 2010 19:34:40 +0000 (19:34 +0000)]
This patch enables "make unittests" on enable-shared/mingw.
Patch by Takumi Nakamura!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111270
91177308-0d34-0410-b5e6-
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Anton Korobeynikov [Tue, 17 Aug 2010 19:03:03 +0000 (19:03 +0000)]
This patch enables ENABLE_SHARED=1 to build DLL based LLVM toolchain on MingW & Cygwin.
Patch by Takumi Nakamura!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111268
91177308-0d34-0410-b5e6-
96231b3b80d8
Jim Grosbach [Tue, 17 Aug 2010 18:39:16 +0000 (18:39 +0000)]
80 column cleanup.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111266
91177308-0d34-0410-b5e6-
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Benjamin Kramer [Tue, 17 Aug 2010 18:20:28 +0000 (18:20 +0000)]
Sketch i386 relocations handling, from Roman Divacky.
Hello world builds & runs now on i386/ELF with -integrated-as.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111264
91177308-0d34-0410-b5e6-
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Jakob Stoklund Olesen [Tue, 17 Aug 2010 18:17:12 +0000 (18:17 +0000)]
Don't call Predicate_* methods directly from Sparc target.
Modernize predicates a bit.
The Predicate_* methods are not used by TableGen any longer. They are only
emitted for the sake of legacy code.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111263
91177308-0d34-0410-b5e6-
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Jim Grosbach [Tue, 17 Aug 2010 18:13:53 +0000 (18:13 +0000)]
Add hook to examine an instruction referencing a frame index to determine
whether to allocate a virtual frame base register to resolve the frame
index reference in it. Implement a simple version for ARM to aid debugging.
In LocalStackSlotAllocation, scan the function for frame index references
to local frame indices and ask the target whether to allocate virtual
frame base registers for any it encounters. Purely infrastructural for
debug output. Next step is to actually allocate base registers, then add
intelligent re-use of them.
rdar://
8277890
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111262
91177308-0d34-0410-b5e6-
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Jim Grosbach [Tue, 17 Aug 2010 18:00:41 +0000 (18:00 +0000)]
explicitly handle no-op cases for clarity. Fixes clang warning.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111260
91177308-0d34-0410-b5e6-
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Benjamin Kramer [Tue, 17 Aug 2010 17:56:13 +0000 (17:56 +0000)]
Use the correct entry size for relocation entries, from Roman Divacky.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111259
91177308-0d34-0410-b5e6-
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Evan Cheng [Tue, 17 Aug 2010 17:43:50 +0000 (17:43 +0000)]
Move the decision logic whether it's a good idea to split a critical edge to clients. Also fixed an erroneous check. An edge is only a back edge when the from and to blocks are in the same loop.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111256
91177308-0d34-0410-b5e6-
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Dan Gohman [Tue, 17 Aug 2010 17:39:21 +0000 (17:39 +0000)]
When rotating loops, put the original header at the bottom of the
loop, making the resulting loop significantly less ugly. Also, zap
its trivial PHI nodes, since it's easy.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111255
91177308-0d34-0410-b5e6-
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Jim Grosbach [Tue, 17 Aug 2010 17:37:22 +0000 (17:37 +0000)]
remove trailing whitespace
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111254
91177308-0d34-0410-b5e6-
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Benjamin Kramer [Tue, 17 Aug 2010 17:30:07 +0000 (17:30 +0000)]
Differentiate between RELA and REL relocations, from Roman Divacky.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111252
91177308-0d34-0410-b5e6-
96231b3b80d8
Bob Wilson [Tue, 17 Aug 2010 17:23:19 +0000 (17:23 +0000)]
Change ARM PKHTB and PKHBT instructions to use a shift_imm operand to avoid
printing "lsl #0". This fixes the remaining parts of pr7792. Make
corresponding changes for encoding/decoding these instructions.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111251
91177308-0d34-0410-b5e6-
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Evan Cheng [Tue, 17 Aug 2010 17:15:14 +0000 (17:15 +0000)]
Fix debug message.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111250
91177308-0d34-0410-b5e6-
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Chris Lattner [Tue, 17 Aug 2010 17:13:42 +0000 (17:13 +0000)]
add some 's to a pre to avoid newlines being eaten
and the formatting being thrown off. I admit to not knowing
what is going on here.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111249
91177308-0d34-0410-b5e6-
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Dan Gohman [Tue, 17 Aug 2010 17:07:02 +0000 (17:07 +0000)]
Use the getUniquePredecessor() utility function, instead of doing
what it does manually.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111248
91177308-0d34-0410-b5e6-
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Benjamin Kramer [Tue, 17 Aug 2010 17:02:29 +0000 (17:02 +0000)]
One baby step towards i386 ELF, from Roman Divacky.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111247
91177308-0d34-0410-b5e6-
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Chris Lattner [Tue, 17 Aug 2010 16:20:04 +0000 (16:20 +0000)]
fix emacs language spec's, patch by Edmund Grimley-Evans!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111241
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Nick Lewycky [Tue, 17 Aug 2010 16:19:18 +0000 (16:19 +0000)]
When creating a JIT, try to load the program so that we can resolve symbols
against it. This affects Windows.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111240
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Benjamin Kramer [Tue, 17 Aug 2010 15:50:23 +0000 (15:50 +0000)]
Revert r111230, we have to find a better place for the host-specific code.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111232
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Chris Lattner [Tue, 17 Aug 2010 15:42:43 +0000 (15:42 +0000)]
Fix failure of unittests/ExecutionEngine/JIT/MultiJITTest.cpp on
cygwin when built with ENABLE_SHARED=1. Patch by NAKAMURA Takumi!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111231
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Benjamin Kramer [Tue, 17 Aug 2010 13:55:45 +0000 (13:55 +0000)]
Micro-optimize MCObjectWriter to do a byteswap if necessary and then write the
whole integer to the stream instead of doing byte-sized writes.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111230
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Benjamin Kramer [Tue, 17 Aug 2010 11:45:38 +0000 (11:45 +0000)]
There is this new "LLVM" compiler that supports __builtin_bswap but thinks it's gcc 4.2.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111228
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Bob Wilson [Tue, 17 Aug 2010 05:54:34 +0000 (05:54 +0000)]
Allow more cases of undef shuffle indices and add tests for them.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111226
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Evan Cheng [Tue, 17 Aug 2010 01:34:49 +0000 (01:34 +0000)]
Add an option to disable codegen prepare critical edge splitting. In theory, PHI elimination is already doing all (most?) of the splitting needed. But machine-licm and machine-sink seem to miss some important optimizations when splitting is disabled.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111224
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Eric Christopher [Tue, 17 Aug 2010 01:30:33 +0000 (01:30 +0000)]
Fix typo.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111223
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Eric Christopher [Tue, 17 Aug 2010 01:25:29 +0000 (01:25 +0000)]
Copy over some overridden MI wrappers for ARM fast-isel. This is where
we're adding predicates and optional defs to the MachineInstrs.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111222
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Evan Cheng [Tue, 17 Aug 2010 01:20:36 +0000 (01:20 +0000)]
PHI elimination should not break back edge. It can cause some significant code placement issues. rdar://
8263994
good:
LBB0_2:
mov r2, r0
. . .
mov r1, r2
bne LBB0_2
bad:
LBB0_2:
mov r2, r0
. . .
@ BB#3:
mov r1, r2
b LBB0_2
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111221
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Eric Christopher [Tue, 17 Aug 2010 01:18:37 +0000 (01:18 +0000)]
Remove predicate workaround, we're going to require that predicate
and optional def operands are handled in the backend support.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111220
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Eric Christopher [Tue, 17 Aug 2010 00:46:57 +0000 (00:46 +0000)]
Make arm fast-isel possible to enable via command line.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111219
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Benjamin Kramer [Tue, 17 Aug 2010 00:33:24 +0000 (00:33 +0000)]
Try to silence a overeager GCC warning.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111214
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Benjamin Kramer [Tue, 17 Aug 2010 00:00:46 +0000 (00:00 +0000)]
A round of minor cleanups for ELFObjectWriter.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111213
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Bob Wilson [Mon, 16 Aug 2010 23:44:29 +0000 (23:44 +0000)]
Add a testcase for svn 111208.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111212
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Owen Anderson [Mon, 16 Aug 2010 23:42:33 +0000 (23:42 +0000)]
Fix another iterator invalidation that caused a *really* nasty miscompilation in 403.gcc.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111210
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Bob Wilson [Mon, 16 Aug 2010 23:37:17 +0000 (23:37 +0000)]
Ignore undef shuffle indices when checking for a VTRN shuffle. Radar
8290937.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111208
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Jim Grosbach [Mon, 16 Aug 2010 23:26:09 +0000 (23:26 +0000)]
tidy up. remove unused local.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111206
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Benjamin Kramer [Mon, 16 Aug 2010 23:00:12 +0000 (23:00 +0000)]
Silence warnings and simplify code. Eliminate a 32/64 bit portability issue.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111201
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Dan Gohman [Mon, 16 Aug 2010 22:57:28 +0000 (22:57 +0000)]
The plural of analysis is analyses.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111200
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Dan Gohman [Mon, 16 Aug 2010 22:45:12 +0000 (22:45 +0000)]
Make dumpPassStructure be a PMDataManager abstraction, rather than
a Pass abstraction, since that's the level it's actually used at.
Rename Pass' dumpPassStructure to dumpPass.
This eliminates an awkward use of getAsPass() to convert a PMDataManager*
into a Pass* just to permit a dumpPassStructure call.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111199
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Jim Grosbach [Mon, 16 Aug 2010 22:30:41 +0000 (22:30 +0000)]
Better handle alignment requirements for local objects in pre-regalloc frame
mapping. Have the local block track its alignment requirement, and then
apply that when the block itself is allocated. Previously, offsets could
get adjusted in PEI to be different, relative to one another, than the
block allocation thought they would be, which defeats the point of doing
the allocation this way. Continuing rdar://
8277890
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111197
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Bob Wilson [Mon, 16 Aug 2010 22:26:55 +0000 (22:26 +0000)]
Generalize a pattern for PKHTB: an SRL of 16-31 bits will guarantee
that the high halfword is zero. The shift need not be exactly 16 bits.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111196
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Bob Wilson [Mon, 16 Aug 2010 22:21:13 +0000 (22:21 +0000)]
Convert test to FileCheck.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111195
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Dan Gohman [Mon, 16 Aug 2010 22:03:47 +0000 (22:03 +0000)]
Make some of PMTopLevelManager's members non-public. In particular,
make its constructor protected.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111193
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Dan Gohman [Mon, 16 Aug 2010 21:57:30 +0000 (21:57 +0000)]
Remove redundant inline keywords.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111192
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Dan Gohman [Mon, 16 Aug 2010 21:38:42 +0000 (21:38 +0000)]
Eliminate the TopLevelManagerType enum; instead, just make
PMTopLevelManager's constructor take a PMDataManager *, which already
provides the needed abstraction support.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111189
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Eli Friedman [Mon, 16 Aug 2010 21:18:51 +0000 (21:18 +0000)]
Comment out some broken/unused/useless instructions which mess up disassembly.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111185
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